modify logger level from info to error (#744)

* modify logger level from `info` to `error`

* fix test

* improve tokio runtime config

* add rustfs helm chart files (#747)

* add rustfs helm chart files

* update readme file with helm chart

* delete helm chart license file

* fix typo in readme file

* fix: restore localized samples in tests (#749)

* fix: restore required localized examples

* style: fix formatting issues

* improve code for Observability

* upgrade crates version

* fix

* up

* fix

---------

Co-authored-by: majinghe <42570491+majinghe@users.noreply.github.com>
Co-authored-by: 安正超 <anzhengchao@gmail.com>

crates/obs/src/lib.rs

@@ -17,7 +17,7 @@
 //! provides tools for system and service monitoring
 //!
 //! ## feature mark
-//!
+//! - `default`: default monitoring function
 //! - `gpu`: gpu monitoring function
 //! - `full`: includes all functions
 //!
@@ -47,6 +47,6 @@ mod metrics;
 mod system;
 mod telemetry;
 
-pub use config::AppConfig;
+pub use config::{AppConfig, OtelConfig};
 pub use global::*;
 pub use system::SystemObserver;